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3985 Raybatson (1985 CX)
Classification: Main-belt Asteroid          SPK-ID: 2003985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09834843569971152 2.3961e-08  
a 2.849735273096052 1.2034e-08 au
q 2.569468266828765 6.5983e-08 au
i 16.28622566018905 4.5659e-07 deg
node 83.93964177007091 2.952e-06 deg
peri 151.7509000127559 1.259e-05 deg
M 123.5548569402982 1.0742e-05 deg
tp 2458793.437220174074
(2019-Nov-05.93722017)
5.1753e-05 TDB
period 1757.135300980015
4.81
1.113e-05
3.047e-08
d
yr
n .2048789298121867 1.2978e-09 deg/d
Q 3.130002279363339 1.3218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2556  
   data-arc span      25259 days (69.16 yr)  
   first obs. used      1952-06-12  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37607  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:30:09  

Additional Information
 Earth MOID = 1.56617 au 
 Jupiter MOID = 1.93943 au 
 T_jup = 3.240 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456979.5 (2014-Nov-18.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09595205310293269 2.4059e-08  
q 2.577023952809433 6.6147e-08 au
tp 2457036.012166083582
(2015-Jan-13.51216608)
5.2726e-05 TDB
node 84.00937649237777 2.9478e-06 deg
peri 152.1149483460397 1.2863e-05 deg
i 16.29761062430986 4.5786e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2556  
   data-arc span      25259 days (69.16 yr)  
   first obs. used      1952-06-12  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37607  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:30:09  

Additional Information
 Jupiter MOID = 1.93943 au 
 T_jup = 3.240 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.788358666222864E-16 -1.571897455523004E-15 -7.621462298868073E-14 1.984048481690254E-15 -6.121250288733216E-14 -3.498066426511502E-15
q -1.571897455523004E-15 4.375458637976747E-15 1.72249963909274E-13 -4.837117163008156E-15 1.602424846106581E-13 9.580770294992125E-15
tp -7.621462298868073E-14 1.72249963909274E-13 2.780063536066501E-9 -6.38449379394678E-12 6.525281406969963E-10 -1.203743113130005E-12
node 1.984048481690254E-15 -4.837117163008156E-15 -6.38449379394678E-12 8.689423454649047E-12 -9.988168939067508E-12 -9.942699548941128E-13
peri -6.121250288733216E-14 1.602424846106581E-13 6.525281406969963E-10 -9.988168939067508E-12 1.654631528197575E-10 9.885737661006462E-13
i -3.498066426511502E-15 9.580770294992125E-15 -1.203743113130005E-12 -9.942699548941128E-13 9.885737661006462E-13 2.096321686273246E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.53   n/a MPO636123  
diameter diameter 19.631 km 0.186 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.298 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.106   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3985 Raybatson (1985 CX)          Discovered 1985-Feb-12 by Shoemaker, C. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 CX = 1952 KQ = 1952 LF = 1970 AF = 1978 WJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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